The patch titled
Subject: drivers/rtc/rtc-spear.c: fix use-after-free in spear_rtc_remove()
has been added to the -mm tree. Its filename is
drivers-rtc-rtc-spearc-fix-use-after-free-in-spear_rtc_remove.patch
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------------------------------------------------------
From: Devendra Naga <devendra.aaru@xxxxxxxxx>
Subject: drivers/rtc/rtc-spear.c: fix use-after-free in spear_rtc_remove()
`config' is freed and is then used in the rtc_device_unregister() call,
causing a kernel panic.
Signed-off-by: Devendra Naga <devendra.aaru@xxxxxxxxx>
Reviewed-by: Viresh Kumar <viresh.linux@xxxxxxxxx>
Cc: Alessandro Zummo <a.zummo@xxxxxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/rtc/rtc-spear.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN drivers/rtc/rtc-spear.c~drivers-rtc-rtc-spearc-fix-use-after-free-in-spear_rtc_remove drivers/rtc/rtc-spear.c
--- a/drivers/rtc/rtc-spear.c~drivers-rtc-rtc-spearc-fix-use-after-free-in-spear_rtc_remove
+++ a/drivers/rtc/rtc-spear.c
@@ -458,12 +458,12 @@ static int __devexit spear_rtc_remove(st
clk_disable(config->clk);
clk_put(config->clk);
iounmap(config->ioaddr);
- kfree(config);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (res)
release_mem_region(res->start, resource_size(res));
platform_set_drvdata(pdev, NULL);
rtc_device_unregister(config->rtc);
+ kfree(config);
return 0;
}
_
Subject: Subject: drivers/rtc/rtc-spear.c: fix use-after-free in spear_rtc_remove()
Patches currently in -mm which might be from devendra.aaru@xxxxxxxxx are
origin.patch
linux-next.patch
drivers-rtc-rtc-spearc-fix-use-after-free-in-spear_rtc_remove.patch
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